Home / 187,220.62-280,586.31-163,468.18

Finding the Fourth Proportional to 187,220.62, 280,586.31 and 163,468.18

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Solution

The fourth proportional to 187,220.62, 280,586.31 and 163,468.18 is: 244,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,220.62 : 280,586.31 = 163,468.18 : x
  2. Step 2: Convert to fraction form
    187,220.62/280,586.31 = 163,468.18/x
  3. Step 3: Cross multiply
    187,220.62x = 280,586.31 × 163,468.18
  4. Step 4: Simplify right side
    187,220.62x = 45,866,933,428.62
  5. Step 5: Solve for x
    x = 45,866,933,428.62/187,220.62
  6. Step 6: Final answer
    x = 244,988.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.